change user_name still used as login and add display_name for dashboard view instead of username on login

backend/apps/accounts/migrations/0013_rename_user_login_and_display_name.py

@@ -0,0 +1,34 @@
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("accounts", "0012_user_login"),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name="user",
+            old_name="user_name",
+            new_name="display_name",
+        ),
+        migrations.RenameField(
+            model_name="user",
+            old_name="user_login",
+            new_name="user_name",
+        ),
+        migrations.AlterModelOptions(
+            name="user",
+            options={"ordering": ["display_name"]},
+        ),
+        migrations.AlterField(
+            model_name="user",
+            name="display_name",
+            field=models.CharField(max_length=30, unique=True),
+        ),
+        migrations.AlterField(
+            model_name="user",
+            name="user_name",
+            field=models.CharField(max_length=30, unique=True),
+        ),
+    ]